Assoc. Prof. Dr. Ayşe Sinangil is a nephrologist with expertise in kidney failure. She has authored 30 international publications. She has also presented at 19 international scientific meetings.
Dr. Sinangil graduated from Istanbul University Cerrahpaşa Faculty of Medicine. She completed her specialization at Okmeydanı Training and Research Hospital in 2004. In 2012, she finished a minor specialization at Istanbul Şişli Etfal Training and Research Hospital. She is a member of the Turkish Society of Nephrology, ERA, and EDTA. Dr. Sinangil is dedicated to ongoing professional development in nephrology.
Dr. Saban Sec is a medical oncologist with experience at leading hospitals, including Haseki Training and Research Hospital, Prof. Dr. Cemil Taşcıoğlu City Hospital, and Bahçelievler Medikalpark Hospital. He currently represents specialist physicians in the Turkish Medical Oncology Association. He is also a member of the Istanbul Medical Chamber and the Turkish Medical Oncology Association.
Dr. Sec treats breast, lung, gastrointestinal, prostate, urogenital, head and neck cancers, as well as sarcomas and rare tumors. He has published many peer-reviewed articles on cancer prognosis, treatment outcomes, and survival rates. His research includes studies with large patient groups, such as 138 patients with HER2-positive metastatic gastric cancer. Dr. Sec focuses on prognostic factors and treatment responses in different cancers. He is dedicated to improving cancer care.
Professor of oncosurgery and proctology
Dermatologist
Associate Professor Dr. Yusuf AÇIKGÖZ
Specialization: Medical Oncology
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Dr. Ercan Ozden is a specialist in internal medicine and medical oncology. He earned his medical degree and completed his residency at Istanbul University, Cerrahpaşa Faculty of Medicine. He later received a subspecialty in medical oncology at Kocaeli University Faculty of Medicine from 2016 to 2020.
Dr. Ozden has worked in medical oncology at Şırnak State Hospital. He has also served as an internal medicine specialist at Bağcılar Private Safa Hospital and Küçükçekmece Batı Bahat Hospital. He has extensive clinical experience in both internal medicine and oncology.
Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.
Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).
Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).
Prof. Dr. Himmet Bora Uslu is a skilled nephrologist with more than 20 years of experience in kidney care. He focuses on kidney transplantation, chronic kidney disease, hemodialysis, peritoneal dialysis, hypertension, and inherited kidney disorders.
Dr. Uslu has published many articles in both international and national journals. He is dedicated to improving nephrology and is known for providing high-quality, evidence-based care for complex kidney conditions.
Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.
He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.
Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.
EDUCATION:
2000 - SSK Okmeydanı Training and Research Hospital, .
1996 - Istanbul University, Istanbul Faculty of Medicine
EXPERIENCE:
2019 - Istanbul Medipol University Pendik Hospital
2017 - 2019 - Private Adatıp Kurtköy Hospital
2005 - 2017 - Private Avicenna Umut Hospital
2003 - 2005 - SSK Yalova Regional Hospital
2002 - 2003 - Kayseri Military Hospital
Dr. Özcan Uzun is a nephrology specialist. He earned his medical degree from Atatürk University Faculty of Medicine (2005-2011). He completed his internal medicine and nephrology training at Dokuz Eylül University Faculty of Medicine (2012-2016, 2018-2022).
Dr. Uzun treats acute and chronic kidney failure, diabetic kidney disease, Fabry disease, glomerulonephritis, hyponatremia, kidney disease related to heart failure, and vasculitis. He is skilled in managing diabetic kidney disease, treating glomerulonephritis, providing hemodialysis, and controlling hypertension.
He has worked as an internal medicine specialist at Batman Training and Research Hospital. He also served as a nephrology specialist at Yalova State Hospital. Dr. Uzun is a member of the Turkish Nephrology Association and the Izmir Medical Chamber.
uzmanlık
Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).
He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.
Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.
Dr. Zuhal Cakmak Peksen is a Family Medicine Specialist since 2017. She earned her MD from Çukurova University in 2010. She completed specialty training at Yüzüncü Yıl University between 2013 and 2017. She is currently studying for a bachelor’s degree in Health Management at Anadolu University (2024–present).
She has 15 years of clinical practice (2010–2025) across 8 institutions. Her experience includes research in Family Medicine (2013–2017) and work at several Family Health Centers. Since 2020, she has served at TOKİ Avrupa Family Health Center in Gaziosmanpaşa, Istanbul.
Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).
She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).